SN4 ""

No	Pattern	Freq
1	[noun sg] groups in the	70
2	[noun sg] groups of the	23
3	pressure groups [prep] the	19
4	[noun sg] groups on the	19
5	[noun sg] groups throughout the	13
6	community groups [prep] the	12
7	[noun sg] groups within the	11
8	opposition groups [prep] the	10
9	[noun sg] groups from the	9
10	interest groups [prep] the	8
11	[noun sg] groups like the	7
12	age groups [prep] the	6
13	control groups [prep] the	6
14	[noun sg] groups including the	5
15	minority groups [prep] the	5
16	[noun sg] groups at the	5
17	placebo groups [prep] the	5